1815053940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6763}}^1$

素因数の和:6859

約数の個数: 192

約数和(自身を含む): 6545387520

約数和(自身を除く): 4730333580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 71, 84, 90, 105, 108, 126, 135, 140, 142, 180, 189, 210, 213, 252, 270, 284, 315, 355, 378, 420, 426, 497, 540, 630, 639, 710, 756, 852, 945, 994, 1065, 1260, 1278, 1420, 1491, 1890, 1917, 1988, 2130, 2485, 2556, 2982, 3195, 3780, 3834, 4260, 4473, 4970, 5964, 6390, 6763, 7455, 7668, 8946, 9585, 9940, 12780, 13419, 13526, 14910, 17892, 19170, 20289, 22365, 26838, 27052, 29820, 33815, 38340, 40578, 44730, 47341, 53676, 60867, 67095, 67630, 81156, 89460, 94682, 101445, 121734, 134190, 135260, 142023, 182601, 189364, 202890, 236705, 243468, 268380, 284046, 304335, 365202, 405780, 426069, 473410, 480173, 568092, 608670, 710115, 730404, 852138, 913005, 946820, 960346, 1217340, 1278207, 1420230, 1440519, 1704276, 1826010, 1920692, 2130345, 2400865, 2556414, 2840460, 2881038, 3361211, 3652020, 4260690, 4321557, 4801730, 5112828, 5762076, 6391035, 6722422, 7202595, 8521380, 8643114, 9603460, 10083633, 12782070, 12964671, 13444844, 14405190, 16806055, 17286228, 20167266, 21607785, 25564140, 25929342, 28810380, 30250899, 33612110, 40334532, 43215570, 50418165, 51858684, 60501798, 64823355, 67224220, 86431140, 90752697, 100836330, 121003596, 129646710, 151254495, 181505394, 201672660, 259293420, 302508990, 363010788, 453763485, 605017980, 907526970, 1815053940]

約数ペア:

[(1, 1815053940), (2, 907526970), (3, 605017980), (4, 453763485), (5, 363010788), (6, 302508990), (7, 259293420), (9, 201672660), (10, 181505394), (12, 151254495), (14, 129646710), (15, 121003596), (18, 100836330), (20, 90752697), (21, 86431140), (27, 67224220), (28, 64823355), (30, 60501798), (35, 51858684), (36, 50418165), (42, 43215570), (45, 40334532), (54, 33612110), (60, 30250899), (63, 28810380), (70, 25929342), (71, 25564140), (84, 21607785), (90, 20167266), (105, 17286228), (108, 16806055), (126, 14405190), (135, 13444844), (140, 12964671), (142, 12782070), (180, 10083633), (189, 9603460), (210, 8643114), (213, 8521380), (252, 7202595), (270, 6722422), (284, 6391035), (315, 5762076), (355, 5112828), (378, 4801730), (420, 4321557), (426, 4260690), (497, 3652020), (540, 3361211), (630, 2881038), (639, 2840460), (710, 2556414), (756, 2400865), (852, 2130345), (945, 1920692), (994, 1826010), (1065, 1704276), (1260, 1440519), (1278, 1420230), (1420, 1278207), (1491, 1217340), (1890, 960346), (1917, 946820), (1988, 913005), (2130, 852138), (2485, 730404), (2556, 710115), (2982, 608670), (3195, 568092), (3780, 480173), (3834, 473410), (4260, 426069), (4473, 405780), (4970, 365202), (5964, 304335), (6390, 284046), (6763, 268380), (7455, 243468), (7668, 236705), (8946, 202890), (9585, 189364), (9940, 182601), (12780, 142023), (13419, 135260), (13526, 134190), (14910, 121734), (17892, 101445), (19170, 94682), (20289, 89460), (22365, 81156), (26838, 67630), (27052, 67095), (29820, 60867), (33815, 53676), (38340, 47341), (40578, 44730)]